Home / 49,179.20-73,792.80-22,870.40

Finding the Fourth Proportional to 49,179.20, 73,792.80 and 22,870.40

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Solution

The fourth proportional to 49,179.20, 73,792.80 and 22,870.40 is: 34,316.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,179.20 : 73,792.80 = 22,870.40 : x
  2. Step 2: Convert to fraction form
    49,179.20/73,792.80 = 22,870.40/x
  3. Step 3: Cross multiply
    49,179.20x = 73,792.80 × 22,870.40
  4. Step 4: Simplify right side
    49,179.20x = 1,687,670,853.12
  5. Step 5: Solve for x
    x = 1,687,670,853.12/49,179.20
  6. Step 6: Final answer
    x = 34,316.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.